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bpo-39573: Add Py_IS_TYPE() function (GH-18488)

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Co-Author: Neil Schemenauer <nas-github@arctrix.com>
This commit is contained in:
Dong-hee Na 2020-02-14 02:37:17 +09:00 committed by GitHub
parent 968dcd9e7a
commit d905df766c
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GPG key ID: 4AEE18F83AFDEB23
32 changed files with 61 additions and 46 deletions
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8
Doc/c-api/structures.rst
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@ -70,6 +70,14 @@ the definition of all other Python objects.
(((PyObject*)(o))->ob_type)
.. c:function:: int Py_IS_TYPE(PyObject *o, PyTypeObject *type)
Return non-zero if the object *o* type is *type*. Return zero otherwise.
Equivalent to: ``Py_TYPE(o) == type``.
.. versionadded:: 3.9
.. c:function:: void Py_SET_TYPE(PyObject *o, PyTypeObject *type)
Set the object *o* type to *type*.

2
Include/boolobject.h
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@ -9,7 +9,7 @@ extern "C" {
PyAPI_DATA(PyTypeObject) PyBool_Type;
#define PyBool_Check(x) (Py_TYPE(x) == &PyBool_Type)
#define PyBool_Check(x) Py_IS_TYPE(x, &PyBool_Type)
/* Py_False and Py_True are the only two bools in existence.
Don't forget to apply Py_INCREF() when returning either!!! */

2
Include/bytearrayobject.h
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@ -24,7 +24,7 @@ PyAPI_DATA(PyTypeObject) PyByteArrayIter_Type;
/* Type check macros */
#define PyByteArray_Check(self) PyObject_TypeCheck(self, &PyByteArray_Type)
#define PyByteArray_CheckExact(self) (Py_TYPE(self) == &PyByteArray_Type)
#define PyByteArray_CheckExact(self) Py_IS_TYPE(self, &PyByteArray_Type)
/* Direct API functions */
PyAPI_FUNC(PyObject *) PyByteArray_FromObject(PyObject *);

2
Include/bytesobject.h
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@ -32,7 +32,7 @@ PyAPI_DATA(PyTypeObject) PyBytesIter_Type;
#define PyBytes_Check(op) \
PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_BYTES_SUBCLASS)
#define PyBytes_CheckExact(op) (Py_TYPE(op) == &PyBytes_Type)
#define PyBytes_CheckExact(op) Py_IS_TYPE(op, &PyBytes_Type)
PyAPI_FUNC(PyObject *) PyBytes_FromStringAndSize(const char *, Py_ssize_t);
PyAPI_FUNC(PyObject *) PyBytes_FromString(const char *);

2
Include/cellobject.h
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@ -13,7 +13,7 @@ typedef struct {
PyAPI_DATA(PyTypeObject) PyCell_Type;
#define PyCell_Check(op) (Py_TYPE(op) == &PyCell_Type)
#define PyCell_Check(op) Py_IS_TYPE(op, &PyCell_Type)
PyAPI_FUNC(PyObject *) PyCell_New(PyObject *);
PyAPI_FUNC(PyObject *) PyCell_Get(PyObject *);

2
Include/code.h
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@ -115,7 +115,7 @@ typedef struct {
PyAPI_DATA(PyTypeObject) PyCode_Type;
#define PyCode_Check(op) (Py_TYPE(op) == &PyCode_Type)
#define PyCode_Check(op) Py_IS_TYPE(op, &PyCode_Type)
#define PyCode_GetNumFree(op) (PyTuple_GET_SIZE((op)->co_freevars))
/* Public interface */

2
Include/complexobject.h
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@ -39,7 +39,7 @@ typedef struct {
PyAPI_DATA(PyTypeObject) PyComplex_Type;
#define PyComplex_Check(op) PyObject_TypeCheck(op, &PyComplex_Type)
#define PyComplex_CheckExact(op) (Py_TYPE(op) == &PyComplex_Type)
#define PyComplex_CheckExact(op) Py_IS_TYPE(op, &PyComplex_Type)
#ifndef Py_LIMITED_API
PyAPI_FUNC(PyObject *) PyComplex_FromCComplex(Py_complex);

6
Include/context.h
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@ -17,9 +17,9 @@ PyAPI_DATA(PyTypeObject) PyContextToken_Type;
typedef struct _pycontexttokenobject PyContextToken;
#define PyContext_CheckExact(o) (Py_TYPE(o) == &PyContext_Type)
#define PyContextVar_CheckExact(o) (Py_TYPE(o) == &PyContextVar_Type)
#define PyContextToken_CheckExact(o) (Py_TYPE(o) == &PyContextToken_Type)
#define PyContext_CheckExact(o) Py_IS_TYPE(o, &PyContext_Type)
#define PyContextVar_CheckExact(o) Py_IS_TYPE(o, &PyContextVar_Type)
#define PyContextToken_CheckExact(o) Py_IS_TYPE(o, &PyContextToken_Type)
PyAPI_FUNC(PyObject *) PyContext_New(void);

10
Include/datetime.h
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@ -196,19 +196,19 @@ static PyDateTime_CAPI *PyDateTimeAPI = NULL;
/* Macros for type checking when not building the Python core. */
#define PyDate_Check(op) PyObject_TypeCheck(op, PyDateTimeAPI->DateType)
#define PyDate_CheckExact(op) (Py_TYPE(op) == PyDateTimeAPI->DateType)
#define PyDate_CheckExact(op) Py_IS_TYPE(op, PyDateTimeAPI->DateType)
#define PyDateTime_Check(op) PyObject_TypeCheck(op, PyDateTimeAPI->DateTimeType)
#define PyDateTime_CheckExact(op) (Py_TYPE(op) == PyDateTimeAPI->DateTimeType)
#define PyDateTime_CheckExact(op) Py_IS_TYPE(op, PyDateTimeAPI->DateTimeType)
#define PyTime_Check(op) PyObject_TypeCheck(op, PyDateTimeAPI->TimeType)
#define PyTime_CheckExact(op) (Py_TYPE(op) == PyDateTimeAPI->TimeType)
#define PyTime_CheckExact(op) Py_IS_TYPE(op, PyDateTimeAPI->TimeType)
#define PyDelta_Check(op) PyObject_TypeCheck(op, PyDateTimeAPI->DeltaType)
#define PyDelta_CheckExact(op) (Py_TYPE(op) == PyDateTimeAPI->DeltaType)
#define PyDelta_CheckExact(op) Py_IS_TYPE(op, PyDateTimeAPI->DeltaType)
#define PyTZInfo_Check(op) PyObject_TypeCheck(op, PyDateTimeAPI->TZInfoType)
#define PyTZInfo_CheckExact(op) (Py_TYPE(op) == PyDateTimeAPI->TZInfoType)
#define PyTZInfo_CheckExact(op) Py_IS_TYPE(op, PyDateTimeAPI->TZInfoType)
/* Macros for accessing constructors in a simplified fashion. */

2
Include/dictobject.h
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@ -16,7 +16,7 @@ PyAPI_DATA(PyTypeObject) PyDict_Type;
#define PyDict_Check(op) \
PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_DICT_SUBCLASS)
#define PyDict_CheckExact(op) (Py_TYPE(op) == &PyDict_Type)
#define PyDict_CheckExact(op) Py_IS_TYPE(op, &PyDict_Type)
PyAPI_FUNC(PyObject *) PyDict_New(void);
PyAPI_FUNC(PyObject *) PyDict_GetItem(PyObject *mp, PyObject *key);

2
Include/floatobject.h
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@ -21,7 +21,7 @@ typedef struct {
PyAPI_DATA(PyTypeObject) PyFloat_Type;
#define PyFloat_Check(op) PyObject_TypeCheck(op, &PyFloat_Type)
#define PyFloat_CheckExact(op) (Py_TYPE(op) == &PyFloat_Type)
#define PyFloat_CheckExact(op) Py_IS_TYPE(op, &PyFloat_Type)
#ifdef Py_NAN
#define Py_RETURN_NAN return PyFloat_FromDouble(Py_NAN)

2
Include/funcobject.h
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@ -43,7 +43,7 @@ typedef struct {
PyAPI_DATA(PyTypeObject) PyFunction_Type;
#define PyFunction_Check(op) (Py_TYPE(op) == &PyFunction_Type)
#define PyFunction_Check(op) Py_IS_TYPE(op, &PyFunction_Type)
PyAPI_FUNC(PyObject *) PyFunction_New(PyObject *, PyObject *);
PyAPI_FUNC(PyObject *) PyFunction_NewWithQualName(PyObject *, PyObject *, PyObject *);

6
Include/genobject.h
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@ -38,7 +38,7 @@ typedef struct {
PyAPI_DATA(PyTypeObject) PyGen_Type;
#define PyGen_Check(op) PyObject_TypeCheck(op, &PyGen_Type)
#define PyGen_CheckExact(op) (Py_TYPE(op) == &PyGen_Type)
#define PyGen_CheckExact(op) Py_IS_TYPE(op, &PyGen_Type)
PyAPI_FUNC(PyObject *) PyGen_New(struct _frame *);
PyAPI_FUNC(PyObject *) PyGen_NewWithQualName(struct _frame *,
@ -58,7 +58,7 @@ typedef struct {
PyAPI_DATA(PyTypeObject) PyCoro_Type;
PyAPI_DATA(PyTypeObject) _PyCoroWrapper_Type;
#define PyCoro_CheckExact(op) (Py_TYPE(op) == &PyCoro_Type)
#define PyCoro_CheckExact(op) Py_IS_TYPE(op, &PyCoro_Type)
PyObject *_PyCoro_GetAwaitableIter(PyObject *o);
PyAPI_FUNC(PyObject *) PyCoro_New(struct _frame *,
PyObject *name, PyObject *qualname);
@ -89,7 +89,7 @@ PyAPI_DATA(PyTypeObject) _PyAsyncGenAThrow_Type;
PyAPI_FUNC(PyObject *) PyAsyncGen_New(struct _frame *,
PyObject *name, PyObject *qualname);
#define PyAsyncGen_CheckExact(op) (Py_TYPE(op) == &PyAsyncGen_Type)
#define PyAsyncGen_CheckExact(op) Py_IS_TYPE(op, &PyAsyncGen_Type)
PyObject *_PyAsyncGenValueWrapperNew(PyObject *);

2
Include/internal/pycore_hamt.h
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@ -8,7 +8,7 @@
#define _Py_HAMT_MAX_TREE_DEPTH 7
#define PyHamt_Check(o) (Py_TYPE(o) == &_PyHamt_Type)
#define PyHamt_Check(o) Py_IS_TYPE(o, &_PyHamt_Type)
/* Abstract tree node. */

4
Include/iterobject.h
View file

@ -8,12 +8,12 @@ extern "C" {
PyAPI_DATA(PyTypeObject) PySeqIter_Type;
PyAPI_DATA(PyTypeObject) PyCallIter_Type;
#define PySeqIter_Check(op) (Py_TYPE(op) == &PySeqIter_Type)
#define PySeqIter_Check(op) Py_IS_TYPE(op, &PySeqIter_Type)
PyAPI_FUNC(PyObject *) PySeqIter_New(PyObject *);
#define PyCallIter_Check(op) (Py_TYPE(op) == &PyCallIter_Type)
#define PyCallIter_Check(op) Py_IS_TYPE(op, &PyCallIter_Type)
PyAPI_FUNC(PyObject *) PyCallIter_New(PyObject *, PyObject *);

2
Include/listobject.h
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@ -23,7 +23,7 @@ PyAPI_DATA(PyTypeObject) PyListRevIter_Type;
#define PyList_Check(op) \
PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_LIST_SUBCLASS)
#define PyList_CheckExact(op) (Py_TYPE(op) == &PyList_Type)
#define PyList_CheckExact(op) Py_IS_TYPE(op, &PyList_Type)
PyAPI_FUNC(PyObject *) PyList_New(Py_ssize_t size);
PyAPI_FUNC(Py_ssize_t) PyList_Size(PyObject *);

2
Include/memoryobject.h
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@ -11,7 +11,7 @@ PyAPI_DATA(PyTypeObject) _PyManagedBuffer_Type;
#endif
PyAPI_DATA(PyTypeObject) PyMemoryView_Type;
#define PyMemoryView_Check(op) (Py_TYPE(op) == &PyMemoryView_Type)
#define PyMemoryView_Check(op) Py_IS_TYPE(op, &PyMemoryView_Type)
#ifndef Py_LIMITED_API
/* Get a pointer to the memoryview's private copy of the exporter's buffer. */

2
Include/methodobject.h
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@ -13,7 +13,7 @@ extern "C" {
PyAPI_DATA(PyTypeObject) PyCFunction_Type;
#define PyCFunction_Check(op) (Py_TYPE(op) == &PyCFunction_Type)
#define PyCFunction_Check(op) Py_IS_TYPE(op, &PyCFunction_Type)
typedef PyObject *(*PyCFunction)(PyObject *, PyObject *);
typedef PyObject *(*_PyCFunctionFast) (PyObject *, PyObject *const *, Py_ssize_t);

2
Include/moduleobject.h
View file

@ -10,7 +10,7 @@ extern "C" {
PyAPI_DATA(PyTypeObject) PyModule_Type;
#define PyModule_Check(op) PyObject_TypeCheck(op, &PyModule_Type)
#define PyModule_CheckExact(op) (Py_TYPE(op) == &PyModule_Type)
#define PyModule_CheckExact(op) Py_IS_TYPE(op, &PyModule_Type)
#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
PyAPI_FUNC(PyObject *) PyModule_NewObject(

9
Include/object.h
View file

@ -123,6 +123,11 @@ typedef struct {
#define Py_TYPE(ob) (_PyObject_CAST(ob)->ob_type)
#define Py_SIZE(ob) (_PyVarObject_CAST(ob)->ob_size)
static inline int _Py_IS_TYPE(PyObject *ob, PyTypeObject *type) {
return ob->ob_type == type;
}
#define Py_IS_TYPE(ob, type) _Py_IS_TYPE(_PyObject_CAST(ob), type)
static inline void _Py_SET_REFCNT(PyObject *ob, Py_ssize_t refcnt) {
ob->ob_refcnt = refcnt;
}
@ -211,7 +216,7 @@ PyAPI_FUNC(void*) PyType_GetSlot(PyTypeObject*, int);
/* Generic type check */
PyAPI_FUNC(int) PyType_IsSubtype(PyTypeObject *, PyTypeObject *);
#define PyObject_TypeCheck(ob, tp) \
(Py_TYPE(ob) == (tp) || PyType_IsSubtype(Py_TYPE(ob), (tp)))
(Py_IS_TYPE(ob, tp) || PyType_IsSubtype(Py_TYPE(ob), (tp)))
PyAPI_DATA(PyTypeObject) PyType_Type; /* built-in 'type' */
PyAPI_DATA(PyTypeObject) PyBaseObject_Type; /* built-in 'object' */
@ -623,7 +628,7 @@ static inline int _PyType_Check(PyObject *op) {
#define PyType_Check(op) _PyType_Check(_PyObject_CAST(op))
static inline int _PyType_CheckExact(PyObject *op) {
return (Py_TYPE(op) == &PyType_Type);
return Py_IS_TYPE(op, &PyType_Type);
}
#define PyType_CheckExact(op) _PyType_CheckExact(_PyObject_CAST(op))

2
Include/odictobject.h
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@ -19,7 +19,7 @@ PyAPI_DATA(PyTypeObject) PyODictItems_Type;
PyAPI_DATA(PyTypeObject) PyODictValues_Type;
#define PyODict_Check(op) PyObject_TypeCheck(op, &PyODict_Type)
#define PyODict_CheckExact(op) (Py_TYPE(op) == &PyODict_Type)
#define PyODict_CheckExact(op) Py_IS_TYPE(op, &PyODict_Type)
#define PyODict_SIZE(op) PyDict_GET_SIZE((op))
PyAPI_FUNC(PyObject *) PyODict_New(void);

2
Include/pycapsule.h
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@ -22,7 +22,7 @@ PyAPI_DATA(PyTypeObject) PyCapsule_Type;
typedef void (*PyCapsule_Destructor)(PyObject *);
#define PyCapsule_CheckExact(op) (Py_TYPE(op) == &PyCapsule_Type)
#define PyCapsule_CheckExact(op) Py_IS_TYPE(op, &PyCapsule_Type)
PyAPI_FUNC(PyObject *) PyCapsule_New(

2
Include/rangeobject.h
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@ -19,7 +19,7 @@ PyAPI_DATA(PyTypeObject) PyRange_Type;
PyAPI_DATA(PyTypeObject) PyRangeIter_Type;
PyAPI_DATA(PyTypeObject) PyLongRangeIter_Type;
#define PyRange_Check(op) (Py_TYPE(op) == &PyRange_Type)
#define PyRange_Check(op) Py_IS_TYPE(op, &PyRange_Type)
#ifdef __cplusplus
}

10
Include/setobject.h
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@ -88,18 +88,18 @@ PyAPI_FUNC(int) PySet_Discard(PyObject *set, PyObject *key);
PyAPI_FUNC(PyObject *) PySet_Pop(PyObject *set);
PyAPI_FUNC(Py_ssize_t) PySet_Size(PyObject *anyset);
#define PyFrozenSet_CheckExact(ob) (Py_TYPE(ob) == &PyFrozenSet_Type)
#define PyFrozenSet_CheckExact(ob) Py_IS_TYPE(ob, &PyFrozenSet_Type)
#define PyAnySet_CheckExact(ob) \
(Py_TYPE(ob) == &PySet_Type || Py_TYPE(ob) == &PyFrozenSet_Type)
(Py_IS_TYPE(ob, &PySet_Type) || Py_IS_TYPE(ob, &PyFrozenSet_Type))
#define PyAnySet_Check(ob) \
(Py_TYPE(ob) == &PySet_Type || Py_TYPE(ob) == &PyFrozenSet_Type || \
(Py_IS_TYPE(ob, &PySet_Type) || Py_IS_TYPE(ob, &PyFrozenSet_Type) || \
PyType_IsSubtype(Py_TYPE(ob), &PySet_Type) || \
PyType_IsSubtype(Py_TYPE(ob), &PyFrozenSet_Type))
#define PySet_Check(ob) \
(Py_TYPE(ob) == &PySet_Type || \
(Py_IS_TYPE(ob, &PySet_Type) || \
PyType_IsSubtype(Py_TYPE(ob), &PySet_Type))
#define PyFrozenSet_Check(ob) \
(Py_TYPE(ob) == &PyFrozenSet_Type || \
(Py_IS_TYPE(ob, &PyFrozenSet_Type) || \
PyType_IsSubtype(Py_TYPE(ob), &PyFrozenSet_Type))
#ifdef __cplusplus

2
Include/sliceobject.h
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@ -28,7 +28,7 @@ typedef struct {
PyAPI_DATA(PyTypeObject) PySlice_Type;
PyAPI_DATA(PyTypeObject) PyEllipsis_Type;
#define PySlice_Check(op) (Py_TYPE(op) == &PySlice_Type)
#define PySlice_Check(op) Py_IS_TYPE(op, &PySlice_Type)
PyAPI_FUNC(PyObject *) PySlice_New(PyObject* start, PyObject* stop,
PyObject* step);

2
Include/symtable.h
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@ -69,7 +69,7 @@ typedef struct _symtable_entry {
PyAPI_DATA(PyTypeObject) PySTEntry_Type;
#define PySTEntry_Check(op) (Py_TYPE(op) == &PySTEntry_Type)
#define PySTEntry_Check(op) Py_IS_TYPE(op, &PySTEntry_Type)
PyAPI_FUNC(int) PyST_GetScope(PySTEntryObject *, PyObject *);

2
Include/traceback.h
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@ -13,7 +13,7 @@ PyAPI_FUNC(int) PyTraceBack_Print(PyObject *, PyObject *);
/* Reveal traceback type so we can typecheck traceback objects */
PyAPI_DATA(PyTypeObject) PyTraceBack_Type;
#define PyTraceBack_Check(v) (Py_TYPE(v) == &PyTraceBack_Type)
#define PyTraceBack_Check(v) Py_IS_TYPE(v, &PyTraceBack_Type)
#ifndef Py_LIMITED_API

2
Include/tupleobject.h
View file

@ -25,7 +25,7 @@ PyAPI_DATA(PyTypeObject) PyTupleIter_Type;
#define PyTuple_Check(op) \
PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_TUPLE_SUBCLASS)
#define PyTuple_CheckExact(op) (Py_TYPE(op) == &PyTuple_Type)
#define PyTuple_CheckExact(op) Py_IS_TYPE(op, &PyTuple_Type)
PyAPI_FUNC(PyObject *) PyTuple_New(Py_ssize_t size);
PyAPI_FUNC(Py_ssize_t) PyTuple_Size(PyObject *);

2
Include/unicodeobject.h
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@ -113,7 +113,7 @@ PyAPI_DATA(PyTypeObject) PyUnicodeIter_Type;
#define PyUnicode_Check(op) \
PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_UNICODE_SUBCLASS)
#define PyUnicode_CheckExact(op) (Py_TYPE(op) == &PyUnicode_Type)
#define PyUnicode_CheckExact(op) Py_IS_TYPE(op, &PyUnicode_Type)
/* --- Constants ---------------------------------------------------------- */

6
Include/weakrefobject.h
View file

@ -46,10 +46,10 @@ PyAPI_DATA(PyTypeObject) _PyWeakref_CallableProxyType;
#define PyWeakref_CheckRef(op) PyObject_TypeCheck(op, &_PyWeakref_RefType)
#define PyWeakref_CheckRefExact(op) \
(Py_TYPE(op) == &_PyWeakref_RefType)
Py_IS_TYPE(op, &_PyWeakref_RefType)
#define PyWeakref_CheckProxy(op) \
((Py_TYPE(op) == &_PyWeakref_ProxyType) || \
(Py_TYPE(op) == &_PyWeakref_CallableProxyType))
(Py_IS_TYPE(op, &_PyWeakref_ProxyType) || \
Py_IS_TYPE(op, &_PyWeakref_CallableProxyType))
#define PyWeakref_Check(op) \
(PyWeakref_CheckRef(op) || PyWeakref_CheckProxy(op))

2
Misc/NEWS.d/next/Core and Builtins/2020-02-13-01-30-22.bpo-39573.uTFj1m.rst Normal file
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@ -0,0 +1,2 @@
Add :c:func:`Py_IS_TYPE` static inline function to check
whether the object *o* type is *type*.

2
Objects/genobject.c
View file

@ -255,7 +255,7 @@ gen_send_ex(PyGenObject *gen, PyObject *arg, int exc, int closing)
if (PyCoro_CheckExact(gen)) {
msg = "coroutine raised StopIteration";
}
else if PyAsyncGen_CheckExact(gen) {
else if (PyAsyncGen_CheckExact(gen)) {
msg = "async generator raised StopIteration";
}
_PyErr_FormatFromCause(PyExc_RuntimeError, "%s", msg);